<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>

    <div th:insert="commen/head :: header">
    </div>
</head>
<body>

  <div class="container">
    <div class="row">
      <div class="col-md-3">
          <div th:insert="commen/navigationBar :: navBar"></div>
      </div>
      <div class="col-md-9">
        <h3 th:text="${session.course.courseName}"></h3>
      </div>
    </div>
  </div>
</body>
</html>